Home / 405,252.10-559,259.13-223,975.72

Finding the Fourth Proportional to 405,252.10, 559,259.13 and 223,975.72

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Solution

The fourth proportional to 405,252.10, 559,259.13 and 223,975.72 is: 309,092.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,252.10 : 559,259.13 = 223,975.72 : x
  2. Step 2: Convert to fraction form
    405,252.10/559,259.13 = 223,975.72/x
  3. Step 3: Cross multiply
    405,252.10x = 559,259.13 × 223,975.72
  4. Step 4: Simplify right side
    405,252.10x = 125,260,466,308.32
  5. Step 5: Solve for x
    x = 125,260,466,308.32/405,252.10
  6. Step 6: Final answer
    x = 309,092.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.